Surnames of Irish Origin

4,666 surnames found of Irish origin

Gillfillan
The surname Gillfillan is of Scottish origin and is derived from the Gaelic name Mac Gille Fhaolain, meaning "son of the servant of St. Fillan." St. Fillan was a 7th-century Irish saint who was kno......
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Gillick
The surname Gillick is of Irish origin and is derived from the Gaelic name Mac Giolla Eóin, meaning "son of the servant of John." The name originated from the personal name Eóin, which is the Irish......
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Gilligan
The surname Gilligan is of Irish origin and is derived from the Gaelic name "Mac Giolla Ghain," meaning "son of the servant of St. Canice." The name is associated with County Donegal in Ireland and......
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Gillihan
The surname Gillihan is of Irish origin and is derived from the Gaelic name Mac Giolla Chainnigh, meaning "son of the servant of St. Canice." The name Canice refers to an early Irish saint, and the......
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Gillilan
The surname Gillilan is of Scottish origin and is derived from the Gaelic name Mac Gille Fhaolain, meaning "son of the servant of St. Fillan." The name Fillan is associated with a 7th-century Irish......
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Gillis
The surname Gillis is of Scottish and Irish origin, derived from the Gaelic name "Mac Gille Iosa," meaning "son of the servant of Jesus." It is a patronymic surname, indicating descent from a male ......
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Gillogly
The surname Gillogly is of Irish origin and is derived from the Gaelic name Mac Giolla Ghuile, meaning "son of the servant of the pledge." The name likely originated as a patronymic surname, indica......
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Gillooley
The surname Gillooley is of Irish origin and is derived from the Gaelic name Mac Giolla Luaith, meaning "son of the servant of the calf." It is a patronymic surname, indicating that it was original......
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Gillooly
The surname Gillooly is of Irish origin and is derived from the Gaelic name Mac Giolla Uidhir, meaning "son of the pale-haired servant." It is a patronymic surname, indicating descent from a male a......
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Gillpatrick
The surname Gillpatrick is of Scottish origin and is derived from the Gaelic name Mac Giolla Phádraig, meaning "son of the servant of St. Patrick." The name suggests an ancestral connection to some......
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Gilmartin
The surname Gilmartin is of Irish origin and is derived from the Gaelic name Mac Giolla Mhartain, meaning "son of the servant of St. Martin." The name suggests a connection to the early Christian s......
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Gilmore
The surname Gilmore is of Irish origin and is derived from the Gaelic name Mac Giolla Mhuire, meaning "son of the devotee of Mary." The name is a combination of the prefix "Mac," meaning "son of," ......
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Gilpatrick
The surname Gilpatrick is of Irish origin and is derived from the Gaelic name "Mac Giolla Phádraig," meaning "son of the servant of St. Patrick." It is a patronymic surname, indicating a family's a......
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Gilpen
The surname Gilpen is of Scottish origin and is derived from the Gaelic name "Mac Gille Fhinnein," meaning "son of the servant of St. Finnan." The name likely originated from a person who was assoc......
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Gilroy
The surname Gilroy is of Irish origin and is derived from the Gaelic name Mac Giolla Ruaidh, meaning "son of the red-haired servant" or "son of the red-haired devotee." The name likely originated a......
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Gilsenan
The surname Gilsenan is of Irish origin and is derived from the Gaelic name Mac Giolla Seanáin, meaning "son of the servant of St. Seanán." The name Seanán is a diminutive form of the name Seán, wh......
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Giltinan
The surname Giltinan is of Irish origin and is derived from the Gaelic name Ó Giolla an Fhiadhain, meaning "descendant of the servant of the deer." The name likely originated as a nickname for some......
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Gilvary
The surname Gilvary is of Irish origin and is derived from the Gaelic name Mac Giolla Bhearaigh, meaning "son of the servant of St. Berach." The name Berach is associated with an early Irish saint,......
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Gilvin
The surname Gilvin is of Irish origin and is derived from the Gaelic name "Mac Giolla Bheathain," meaning "son of the servant of St. Beathan." The name Beathan is a Gaelic personal name derived fro......
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Ginley
The surname Ginley is of Irish origin and is derived from the Gaelic name Ó Gionnlaoich, meaning "descendant of Gionnlaoch." The name Gionnlaoch itself is composed of the elements "gionn," meaning ......
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Surnames of Irish Origin

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